TY  - BOOK
AU  - Ridge, John Drew
TI  - Annotated bibliographies of mineral deposits in the Western Henri's phere: John D. Ridge
SN  - 813711312
U1  - 016.553091812 
PY  - 1972///
CY  - [Boulder, Colo.]
PB  - The Geological Society of America
KW  - Ore deposits - Bibliography. - United states
ER  -